Home / 193,148,124.40-289,722,186.60-147,798,492.40

Finding the Fourth Proportional to 193,148,124.40, 289,722,186.60 and 147,798,492.40

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Solution

The fourth proportional to 193,148,124.40, 289,722,186.60 and 147,798,492.40 is: 221,697,738.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,148,124.40 : 289,722,186.60 = 147,798,492.40 : x
  2. Step 2: Convert to fraction form
    193,148,124.40/289,722,186.60 = 147,798,492.40/x
  3. Step 3: Cross multiply
    193,148,124.40x = 289,722,186.60 × 147,798,492.40
  4. Step 4: Simplify right side
    193,148,124.40x = 42,820,502,394,311,488
  5. Step 5: Solve for x
    x = 42,820,502,394,311,488/193,148,124.40
  6. Step 6: Final answer
    x = 221,697,738.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.